CVE-2017-9451: Flatcore

Medium severity, CVSS 6.1. EPSS: 0.7% chance of exploitation in the next 30 days.

Cross site scripting (XSS) vulnerability in pages.edit_form.php in flatCore 1.4.6 allows remote attackers to inject arbitrary JavaScript via the PATH_INFO in an acp.php URL, due to use of unsanitized $_SERVER['PHP_SELF'] to generate URLs.

Affected products

• Flatcore Flatcore: version 1.4.6 only

Published 2017-06-06. Last modified 2026-06-17.